To quote Buffett about precious metals:
"Gold gets dug out of the ground in Africa, or someplace. Then we melt it down, dig another hole, bury it again, and pay people to stand around guarding it. It has no utility."
Doesn't pay a dividend either.
I think he added that if there were Martians and they came to earth and saw us doing that they'd think we were crazy.
I have a very small amount of GLD and silver ETF (at least small compared to portfolio ). It isn't enough to do any good so I may just sell it. It is the only thing I own that has gone down.
In theory, you can make a case for gold as portfolio diversifier in the very long run, but it's utility as a hedge is very irratic and takes a great deal of fortitude to hold it for decades sometimes with no real appreciation.
I'm kind of skeptical of gold being of value in the coming zombie apocalypse. Im not sure how you liquidate it safely and efficiently. Perhaps if you had bags of old silver coins.
The following is a pretty objective and thorough analysis of the case for gold.
The Golden Dilemma